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Finding the Fourth Proportional to 150,320.34, 225,472.62 and 50,482.56

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Solution

The fourth proportional to 150,320.34, 225,472.62 and 50,482.56 is: 75,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,320.34 : 225,472.62 = 50,482.56 : x
  2. Step 2: Convert to fraction form
    150,320.34/225,472.62 = 50,482.56/x
  3. Step 3: Cross multiply
    150,320.34x = 225,472.62 × 50,482.56
  4. Step 4: Simplify right side
    150,320.34x = 11,382,435,067.51
  5. Step 5: Solve for x
    x = 11,382,435,067.51/150,320.34
  6. Step 6: Final answer
    x = 75,721.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.